Software Developer

Crises Control; Greater London; On-site; GBP 50,000 - 70,000; Full time

Benefits offered by this job

Flexible work environment

Competitive salary

Hybrid work option

Global impact

Job summary

Crises Control is seeking a Full Stack Developer experienced in React.js, .NET Core, and MS SQL to join their team in Greater London. The role involves designing and developing user interfaces and robust APIs while collaborating with cross-functional teams in an Agile environment. Candidates should have 3+ years of full stack development experience and a strong grasp of security practices. The position offers a flexible and remote working environment, promoting work-life balance, diversity, and a global impact.

Qualifications

• 3+ years of experience in full stack development.
• Proficient in React.js, JavaScript (ES6+), and Tailwind CSS.
• Hands-on experience with .NET Core (C#) for API development.
• Strong knowledge of MS SQL Server, including stored procedures and optimization.

Responsibilities

• Develop responsive user interfaces using React.js and Tailwind CSS.
• Build secure and scalable RESTful APIs using .NET Core.
• Integrate front-end interfaces with back-end services.
• Write efficient SQL queries and design normalized data structures.

Skills

React.js

Tailwind CSS

C# (.NET Core)

MS SQL Server

RESTful APIs

JavaScript (ES6+)

Git

Docker

Job description

Overview

Crises Control is a global critical event management and mass notification SaaS platform that enables organizations to send secure, compliant, multi-channel alerts to large groups in real time, track responses, geo-locate users, audit everything accurately, and streamline incident and crisis communication management. The platform is used by organizations across sectors including government, logistics, finance, and healthcare to enhance resilience and protect people and reputation during emergencies.

Role Purpose

We are looking for a skilled and proactive Full Stack Developer with strong experience in modern front-end frameworks and back-end API development. The ideal candidate should be proficient in React.js, Tailwind CSS, and .NET Core API services, with a solid understanding of MS SQL for data modeling and query optimization. You will be responsible for building scalable, maintainable web applications across the entire software development lifecycle.

Key Responsibilities

• Design & Development: Develop responsive and modern user interfaces using React.js and Tailwind CSS.
• Build robust, secure, and scalable RESTful APIs using .NET Core.
• Integrate front-end interfaces with back-end services and databases.
• Write efficient SQL queries and design normalized data structures in MS SQL.

Development Lifecycle & Standards

• Participate in requirement analysis, technical design, and code reviews.
• Follow clean code practices, enforce code versioning (Git), and support CI/CD pipelines.
• Implement unit testing, integration testing, and support QA efforts.
• Document key components, APIs, and system workflows.

Collaboration & Agile Processes

• Collaborate with cross-functional teams including UI/UX designers, QA engineers, DevOps, and product managers.
• Participate in Agile/Scrum meetings, sprints, and daily stand-ups.
• Estimate tasks and contribute to sprint planning and retrospectives.

Maintenance & Optimization

• Monitor application performance, perform debugging, and fix bugs promptly.
• Optimize performance both at the UI and API layers.
• Ensure compliance with security best practices and data protection policies.

Required Skills & Qualifications

• 3+ years of experience in full stack development.
• Proficient in React.js, JavaScript (ES6+), and Tailwind CSS.
• Hands-on experience with .NET Core (C#) for API development.
• Strong knowledge of MS SQL Server: stored procedures, indexing, optimization.
• Familiarity with RESTful APIs, JSON, and HTTP/HTTPS protocols.
• Experience with Git, Docker, Postman, and version control workflows.
• Understanding of design patterns, SOLID principles, and secure coding practices.

Nice-to-Have

• Exposure to Azure, AWS, or cloud-native architecture.
• Familiarity with JWT authentication, OAuth, or OpenID Connect.
• Experience in unit testing frameworks and mocking tools.
• Familiarity with compliance frameworks (e.g. ISO27001, GDPR).

What We Offer

• A remote and flexible work environment in a fast-growing SaaS company, promoting healthy work-life balance, diversity and inclusion.
• Opportunity to work on a mission-critical product used globally to protect lives and business continuity.
• Competitive salary, hybrid work, inclusive environment, global impact.

How to Apply

Please submit your resume and cover letter to [e-mail].